black blade ceramic knife3-inch soft handle paring knife 5-inch classic chef's knife6-inch soft handle Santoku knife6-inch Balance Santoku knifeAnti-slip soft ABS handle black bladeMaterial: zirconium oxide Ceramic knives are made of stabilized zirconium with yttrium oxide (TZP) Properties of exceptional hardness close to diamond This very high hardness also insures a long lasting cutting, much longer than for any other traditional steel knife Hygiene No smell, or oxidation on the blades, will transfer when in contact with foods Non-porous surface will not let bacteria infiltrate the blade Cleaning easier, smooth surface that food does not stick toUse and care advises Use a wooden or polypropylene cutting board as cutting support Do not use on earthenware, glass or porcelain surface Avoid any shock on hard surface Do not use for other function than cutting (screwdriver, bottle-opener, tin-opener, lever and so on) Do not cut hard, frozen or boned food Resharpen if necessary with a ceramic sharpening steel Wash by hand or in a dishwasher Store in a protected compartment (block or original box)